[PATCH] D55883: [TargetLowering] Fix propagation of undefs in zero extension ops (PR40091)

[Simon Pilgrim via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL349625: [TargetLowering] Fix propagation of undefs in zero extension ops (PR40091) (authored by RKSimon, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D55883?vs=178860&id=178869#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D55883/new/

https://reviews.llvm.org/D55883

Files:
  llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/trunk/lib/CodeGen/SelectionDAG/TargetLowering.cpp
  llvm/trunk/test/CodeGen/AArch64/pr40091.ll
  llvm/trunk/test/CodeGen/X86/fold-vector-sext-zext.ll

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